Today we continue our AI Platforms series joined by Yi Zhuang, Senior Staff Engineer at Twitter. In our conversation, we cover: • The machine learning landscape at Twitter, including with the history of the Cortex team• Deepbird v2, which is used for model training and evaluation solutions, and it's integration with Tensorflow 2.0.• The newly assembled “Meta” team, that is tasked with exploring the bias, fairness, and accountability of their machine learning models, and much more!